Inventor · Sunnyvale, CA, US

Michael Ravkin

62Patents
14h-index
41Co-inventors
84Inventor score

Filing activity: Aug 29, 1996 → Mar 26, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6988327B2 Methods and systems for processing a substrate using a dynamic liquid meniscus Emerging Cross-Sectional Technologies 110 Expired
US7367345B1 Apparatus and method for providing a confined liquid for immersion lithography Emerging Cross-Sectional Technologies 40 Expired
US5941762A Method and apparatus for improved conditioning of polishing pads Performing Operations; Transporting 39 Expired
US6123607A Method and apparatus for improved conditioning of polishing pads Performing Operations; Transporting 35 Expired
US6272712A Brush box containment apparatus Electricity 35 Expired
US6954993B1 Concentric proximity processing head Electricity 35 Expired
US6431959B1 System and method of defect optimization for chemical mechanical planarization of polysilicon Electricity 31 Expired
US6733596B1 Substrate cleaning brush preparation sequence, method, and system Performing Operations; Transporting 31 Expired
US6770151B1 Drying a substrate using a combination of substrate processing technologies Electricity 28 Expired
US6290780A Method and apparatus for processing a wafer Emerging Cross-Sectional Technologies 27 Expired
US5868863A Method and apparatus for cleaning of semiconductor substrates using hydrofluoric acid (HF) Emerging Cross-Sectional Technologies 21 Expired
US5924154A Brush assembly apparatus Electricity 19 Expired
US6616516B1 Method and apparatus for asymmetric processing of front side and back side of semiconductor substrates Electricity 18 Expired
US7383843B2 Method and apparatus for processing wafer surfaces using thin, high velocity fluid layer Emerging Cross-Sectional Technologies 16 Expired
US7252097B2 System and method for integrating in-situ metrology within a wafer process Emerging Cross-Sectional Technologies 12 Expired
US6425158B2 Apparatus for processing a wafer Emerging Cross-Sectional Technologies 11 Expired
US6624078B1 Methods for analyzing the effectiveness of wafer backside cleaning Electricity 9 Expired
US6866051B1 Megasonic substrate processing module Emerging Cross-Sectional Technologies 9 Expired
US7749689B2 Methods for providing a confined liquid for immersion lithography Emerging Cross-Sectional Technologies 9 Active
US7737097B2 Method for removing contamination from a substrate and for making a cleaning solution Physics 8 Active
US7007333B1 System and method for a combined contact and non-contact wafer cleaning module Performing Operations; Transporting 8 Expired
US7862662B2 Method and material for cleaning a substrate Physics 7 Active
US6949411B1 Method for post-etch and strip residue removal on coral films Emerging Cross-Sectional Technologies 7 Expired
US7696141B2 Cleaning compound and method and system for using the cleaning compound Electricity 7 Active
US7648584B2 Method and apparatus for removing contamination from substrate Physics 6 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.